{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["application", "biomedical", "material", "machine or equipment", "machanical property", "engineering feature"], "input": "Since some processes can be slightly heterogeneous in nature , accounting for shrinkage may require careful preparation and difficult to precisely control ."}
{"application": [], "biomedical": [], "material": ["be"], "machine or equipment": [], "machanical property": [], "engineering feature": []}